Monitor | System Status | Dual T1/E1 WAN Slot N
15-15
VPN 3000 Concentrator Series User Guide
Port
The interface port on the WAN module (A or B).
Status
The current status of this port:
Up = (Green) Configured, enabled, and operational; sync hronized with the network and ready to
pass data traffic.
Red = (Red) Red alarm: Port has lost synchronization or signal. This alarm indicates out of frame
errors or a mismatched framing format, or a disconnected line.
Blue = (Blue) Blue alarm: A problem on the receive path is causing the port to lose the remote
signal. This alarm indicates a problem in the data bit stream.
Yellow = (Yellow) Yellow alarm: A problem on the transmit side (the remote side of the connection
has detected a problem with this line).
Loopback = Port is in loopback state.
Unknown = (Red) Not configured or not able to determine status.
Up Time Seconds
The number of seconds this T1/E1 port has been running.
Errored Seconds
The number of seconds during which one or more path c oding violations, out-of-frame defects,
controlled slips, AIS (Alarm Indication Signal) defects, or bipolar violations was detected on this port.
This number excludes unavailable seconds.
Severely Errored Seconds
The number of seconds during which these errors were detected on this port:
•ESF signals: 320 or more path coding violations, one or more out-of-frame defects, or an AIS defect.
•E1/CRC signals: 832 or more path coding violations, or one or more out-of-frame defects.
•E1 signals (no CRC): 2048 or more line coding violations.
•SF/D4 signals: framing errors, one or more out-of-frame defects, or 1544 or more line coding
violations.
This number excludes controlled slips and unavailable seconds.
Bursty Errored Seconds
The number of seconds during which one to 319 path coding violations, but no severely errored frame
defects or AIS defects, were detected on this port. This number exclu des controlled slips and unavailable
seconds.